Shop at Sky
Observing Guides for 2009
Astronomical Calendar
 |
Guy Ottewell's legendary calendar for the new year Limited quantities! |
Observing Handbook
 |
Unique annual compendium highlights celestial events for the coming year |
Observer's Calendar
 |
Astrophotos and celestial information for your wall |
Auroras
 |
If you don’t live in Alaska or Iceland, you can improve your chances of seeing an aurora — and maximize your amount of sleep — by monitoring the level of geomagnetic activity.
|
 |
Photographing the aurora is not that difficult, but it does require a combination of the correct lens, the proper ISO (film) speed, the right exposure, and (of course) a cooperative auroral display.
|
 |
Want to see an aurora? In this introduction to auroral phenomena, an expert explains what to look for, when, and how.
|
 |
Although forecasting an aurora remains an inexact science, here are several Web sites that go out on a limb and predict when an aurora might be imminent.
|
